Tochtermann, Wilhelm, 1885- [from old catalog] Maschinenelemente / von dr.ing. W. Tochtermann - 5., völlig neubearb. aufl. - Berlin, J. Springer, 1930. - ix, [1], 456 p. incl. illus., tables, diagrs. 24 cm. Subjects--Topical Terms: MAQUINASELEMENTOS DE MAQUINAS Universal Decimal Class. No.: 621.8